C07C31/245 - CPC Classification Index

ClassID:

91138 ⎘

C07C31/245 - CPC Classification

Classification description:

Saturated compounds having hydroxy or O-metal groups bound to acyclic carbon atoms; Polyhydroxylic acyclic alcohols; Tetrahydroxylic alcohols, e.g. pentaerythritol Pentaerythritol

Recent Application in this class:

20180186733

2018-07-05

Process for producing pentaerythritol mercaptocarboxylic acid ester, polymerizable composition, resin, optical material, and lens

20120101252

2012-04-26

Method for the preparation of polyesters

20120004472

2012-01-05

Method for preparing polymethylols

20110313203

2011-12-22

Method for purifying crude polymethylols

20110272270

2011-11-10

Process for preparing polymethylols

20100152500

2010-06-17

Method of preparing pentaerythritol

20090069604

2009-03-12

PROCESS FOR HYDROGENATING METHYLOLALKANALS

20090062575

2009-03-05

Process for producing monopentaerythritol of high purity and monopentaerythritol produced by the process

20080004475

2008-01-03

PROCESS FOR THE PRODUCTION OF NEOPENTYLGLYCOL USING FORMALDEHYDE WITH A LOW METHANOL CONTENT

#10

20050203268

2005-09-15

Method for producing polyesterpolyols of polyvalent alcohols